ISA Certified Arborist VIP Practice Exam III

Certified Arborist Test Practice Test — The ISA Certified Arborist exam is administered by the International Society of Arboriculture; it consists of approximately 200 multiple-choice questions covering 10 domains (Tree Biology, Soil Management, Water Management, Nutrition Management, Pruning, Installation, Cabling/Bracing/Lightning Protection, Diagnosis & Treatment, Tree Risk Management, and Urban Forestry), with a passing score of approximately 70-72% and a time limit of 4 hours.